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/* +------------------------------------+
* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
* InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
* E-mail:
*<brain@chatspike.net>
*<Craig@chatspike.net>
*
* Written by Craig Edwards, Craig McLure, and others.
* This program is free but copyrighted software; see
*the file COPYING for details.
*
* ---------------------------------------------------
*/
#include "configreader.h"
#include "users.h"
#include "modules.h"
#include "wildcard.h"
#include "commands/cmd_who.h"
/* get the last 'visible' chan of a user */
static char *getlastchanname(userrec *u)
{
for (std::vector<ucrec*>::const_iterator v = u->chans.begin(); v != u->chans.end(); v++)
{
ucrec* temp = (ucrec*)*v;
if (temp->channel)
{
if (!temp->channel->IsModeSet('s'))
return temp->channel->name;
}
}
return "*";
}
bool whomatch(userrec* user, const char* matchtext, bool opt_realname, bool opt_showrealhost, bool opt_mode)
{
bool realhost = false;
bool realname = false;
bool positive = true;
if (user->registered != REG_ALL)
return false;
if (opt_mode)
{
for (const char* n = matchtext; *n; n++)
{
if (*n == '+')
{
positive = true;
continue;
}
else if (*n == '-')
{
positive = false;
continue;
}
if (user->IsModeSet(*n) != positive)
return false;
}
return true;
}
if (opt_realname)
realname = match(user->fullname, matchtext);
if (opt_showrealhost)
realhost = match(user->host, matchtext);
return ((realname) || (realhost) || (match(user->dhost, matchtext)) || (match(user->nick, matchtext)) || (match(user->server, matchtext)));
}
extern "C" command_t* init_command(InspIRCd* Instance)
{
return new cmd_who(Instance);
}
CmdResult cmd_who::Handle (const char** parameters, int pcnt, userrec *user)
{
/*
* XXX - RFC says:
* The <name> passed to WHO is matched against users' host, server, real
* name and nickname
* Currently, we support WHO #chan, WHO nick, WHO 0, WHO *, and the addition of a 'o' flag, as per RFC.
*/
/* WHO options */
bool opt_viewopersonly = false;
bool opt_showrealhost = false;
bool opt_unlimit = false;
bool opt_realname = false;
bool opt_mode = false;
chanrec *ch = NULL;
std::vector<std::string> whoresults;
std::string initial = "352 " + std::string(user->nick) + " ";
const char* matchtext = NULL;
/* Change '0' into '*' so the wildcard matcher can grok it */
matchtext = parameters[0];
if (!strcmp(matchtext,"0"))
matchtext = "*";
if (pcnt > 1)
{
/* parse flags */
const char *iter = parameters[1];
while (*iter)
{
switch (*iter)
{
case 'o':
opt_viewopersonly = true;
break;
case 'h':
if (*user->oper)
opt_showrealhost = true;
break;
case 'u':
if (*user->oper)
opt_unlimit = true;
break;
case 'r':
opt_realname = true;
break;
case 'm':
opt_mode = true;
break;
}
*iter++;
}
}
/* who on a channel? */
ch = ServerInstance->FindChan(matchtext);
if (ch)
{
/* who on a channel. */
CUList *cu = ch->GetUsers();
for (CUList::iterator i = cu->begin(); i != cu->end(); i++)
{
/* opers only, please */
if (opt_viewopersonly && !*(i->second)->oper)
continue;
/* XXX - code duplication; this could be more efficient -- w00t */
std::string wholine = initial;
wholine = wholine + ch->name + " " + i->second->ident + " " + (opt_showrealhost ? i->second->host : i->second->dhost) + " " +
i->second->server + " " + i->second->nick + " ";
/* away? */
if (*(i->second)->awaymsg)
{
wholine.append("G");
}
else
{
wholine.append("H");
}
/* oper? */
if (*(i->second)->oper)
{
wholine.append("*");
}
wholine = wholine + ch->GetPrefixChar(i->second) + " :0 " + i->second->fullname;
whoresults.push_back(wholine);
}
}
else
{
/* Match against wildcard of nick, server or host */
if (opt_viewopersonly)
{
/* Showing only opers */
for (std::vector<userrec*>::iterator i = ServerInstance->all_opers.begin(); i != ServerInstance->all_opers.end(); i++)
{
userrec* oper = *i;
if (whomatch(oper, matchtext, opt_realname, opt_showrealhost, opt_mode))
{
std::string wholine = initial;
wholine = wholine + getlastchanname(oper) + " " + oper->ident + " " + (opt_showrealhost ? oper->host : oper->dhost) + " " +
oper->server + " " + oper->nick + " ";
ch = ServerInstance->FindChan(getlastchanname(oper));
/* away? */
if (*oper->awaymsg)
{
wholine.append("G");
}
else
{
wholine.append("H");
}
/* oper? */
if (*oper->oper)
{
wholine.append("*");
}
wholine = wholine + (ch ? ch->GetPrefixChar(oper) : "") + " :0 " + oper->fullname;
whoresults.push_back(wholine);
}
}
}
else
{
for (user_hash::iterator i = ServerInstance->clientlist.begin(); i != ServerInstance->clientlist.end(); i++)
{
if (whomatch(i->second, matchtext, opt_realname, opt_showrealhost, opt_mode))
{
std::string wholine = initial;
wholine = wholine + getlastchanname(i->second) + " " + i->second->ident + " " + (opt_showrealhost ? i->second->host : i->second->dhost) + " " +
i->second->server + " " + i->second->nick + " ";
ch = ServerInstance->FindChan(getlastchanname(i->second));
/* away? */
if (*(i->second)->awaymsg)
{
wholine.append("G");
}
else
{
wholine.append("H");
}
/* oper? */
if (*(i->second)->oper)
{
wholine.append("*");
}
wholine = wholine + (ch ? ch->GetPrefixChar(i->second) : "") + " :0 " + i->second->fullname;
whoresults.push_back(wholine);
}
}
}
}
/* Send the results out */
if ((whoresults.size() < (size_t)ServerInstance->Config->MaxWhoResults) && (!opt_unlimit))
{
for (std::vector<std::string>::const_iterator n = whoresults.begin(); n != whoresults.end(); n++)
user->WriteServ(*n);
user->WriteServ("315 %s %s :End of /WHO list.",user->nick, *parameters[0] ? parameters[0] : "*");
return CMD_SUCCESS;
}
else
{
/* BZZT! Too many results. */
user->WriteServ("315 %s %s :Too many results",user->nick, parameters[0]);
return CMD_FAILURE;
}
}
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